<%@ page contentType="text/html;charset=UTF-8"%>
<html>
<head>
    <meta charset="UTF-8">
    <title>login</title>
</head>
<body>
    <form action="http://localhost:8080/JavaWebFilter/loginServlet" method="get">
        用户名：<input type="text" name="username"><br/>
        密码：<input type="password" name="password"><br/>
        <input type="submit" value ="提交">
    </form>
</body>
</html>